Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-06-2024 03:25

General

  • Target

    8bb51ee2239a715db7b236cf078df950_NeikiAnalytics.exe

  • Size

    72KB

  • MD5

    8bb51ee2239a715db7b236cf078df950

  • SHA1

    f404f6263f97e8b4500fb5e10910cce8d274cc59

  • SHA256

    249eaab870fb533bb617ba40df097e83df9a781f585ffe2176d5942402d68f98

  • SHA512

    f01d082d636a3d37e635fef65d724a6edd54c1adc3e31a410d15283aaa95261173f2f9787ea0a11cd6864094cb345039f8bc575f7f643bdd23e72fe2331bfab8

  • SSDEEP

    1536:x/PEBsa9G2usp5yhscwOxffOwnRN8/UZh+bVwNPjX2geX9s:Mhp5+nOw/VZ8VIL6XK

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3492
        • C:\Users\Admin\AppData\Local\Temp\8bb51ee2239a715db7b236cf078df950_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\8bb51ee2239a715db7b236cf078df950_NeikiAnalytics.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:1412
          • C:\Windows\SysWOW64\advesag-ecum.exe
            "C:\Windows\SysWOW64\advesag-ecum.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:5500
            • C:\Windows\SysWOW64\advesag-ecum.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2564

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\advesag-ecum.exe

        Filesize

        70KB

        MD5

        5801854a757e40fa0464da95cdc6f0f9

        SHA1

        a603fe7cd49fb62ecdac2b6d65df179b24d8aed1

        SHA256

        24df84b875c1b0978ab551c7cc428e5875ad1d9681dc1d41d5d044c0f701a745

        SHA512

        4278d70db48b29eba39cc2ea10cf1589e7f86bf81decef48ca9eaec1f5647c8f869140e5453f88bd5ad13ac5b3de72b5edbd9b199061cf7f79e1a9e3e805f80e

      • C:\Windows\SysWOW64\ecsoavac.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\intudook-oufex.exe

        Filesize

        73KB

        MD5

        c10e4f260c575aa01b57b2eb3cfdf91c

        SHA1

        e8f54317819b1f11bdf424d82227407aa2357401

        SHA256

        d35aecacf98a5aaeb7b6d42047507e4354552cfcc69e1c8f779b4afe78991f51

        SHA512

        0b7204ec1bc9a386de629ad47efce53c0ad46b3d1b146fe0e60de06c97e5573026f4d77b90d85badebf02f064b79724195f3b003a55be546bbe2aa78ade6a1a3

      • C:\Windows\SysWOW64\oukbookib.exe

        Filesize

        72KB

        MD5

        389093cde6b0978c70d7ab274f0003c4

        SHA1

        181999b09010d2e0a8a8c6d6d1e6c9ad8e555322

        SHA256

        69606601262fa0628c083e7e7fb2dcadfddd9e11da4a54f477d4a4be5093dee5

        SHA512

        d5440e625c810c900fb728ad1ce008b94f710d7e59f50c70cca3778a093f13cf7b565453967dbd5411f12a5db6e614398215fee6ec25688cde9d8598bd656530

      • memory/1412-2-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2564-48-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5500-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB